Added indirect light control for stacklit

com.unity.render-pipelines.high-definition/HDRP/Lighting/LightLoop/LightLoop.cs

 
         void PushGlobalParams(HDCamera hdCamera, CommandBuffer cmd)
         {
-            IndirectLightingControl indirectLightVolume = VolumeManager.instance.stack.GetComponent< IndirectLightingControl >();
+            IndirectLightingController indirectLightVolume = VolumeManager.instance.stack.GetComponent< IndirectLightingController >();
             Vector4 indirectLightData = new Vector4(indirectLightVolume.indirectDiffuseIntensity, indirectLightVolume.indirectSpecularIntensity, 0, 0);
 
             using (new ProfilingSample(cmd, "Push Global Parameters", CustomSamplerId.TPPushGlobalParameters.GetSampler()))

com.unity.render-pipelines.high-definition/HDRP/Lighting/IndirectLightingController.cs

 namespace UnityEngine.Experimental.Rendering.HDPipeline
 {
     [Serializable]
-    public class IndirectLightingControl : VolumeComponent
+    public class IndirectLightingController : VolumeComponent
     {
         public MinFloatParameter    indirectSpecularIntensity = new MinFloatParameter(1.0f, 0.0f);
         public MinFloatParameter    indirectDiffuseIntensity = new MinFloatParameter(1.0f, 0.0f);        

com.unity.render-pipelines.high-definition/HDRP/Lighting/IndirectLightingController.cs.meta

 fileFormatVersion: 2
-guid: b867368b7a8a6b34ca8118533fdfe3d2
+guid: f034cba68ab55e046ae1445a42f18c0e
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

com.unity.render-pipelines.high-definition/HDRP/Material/StackLit/StackLit.hlsl

 
     // Subsurface scattering mode
     float3 modifiedDiffuseColor = GetModifiedDiffuseColorForSSS(bsdfData);
+    
+    // Apply volume indirect multipler
+    builtinData.bakeDiffuseLighting *= _IndirectLightingMultiplier.x;
+    lighting.indirect.specularReflected *= _IndirectLightingMultiplier.y;
 
     // Apply the albedo to the direct diffuse lighting (only once). The indirect (baked)
     // diffuse lighting has already had the albedo applied in GetBakedDiffuseLighting().

com.unity.render-pipelines.high-definition/HDRP/Editor/Lighting/IndirectLightingControllerEditor.cs

+using System.Collections;
+using UnityEngine;
+using UnityEditor;
+using UnityEditor.Experimental.Rendering;
+
+namespace UnityEngine.Experimental.Rendering.HDPipeline
+{
+    [CanEditMultipleObjects]
+    [VolumeComponentEditor(typeof(IndirectLightingController))]
+    public class IndirectLightingControllerEditor : VolumeComponentEditor
+    {
+        SerializedDataParameter m_IndirectDiffuseIntensity;
+        SerializedDataParameter m_IndirectSpecularIntensity;
+
+        public override void OnEnable()
+        {
+            var o = new PropertyFetcher<IndirectLightingController>(serializedObject);
+
+            m_IndirectSpecularIntensity = Unpack(o.Find(x => x.indirectSpecularIntensity));
+            m_IndirectDiffuseIntensity = Unpack(o.Find(x => x.indirectDiffuseIntensity));
+        }
+
+        public override void OnInspectorGUI()
+        {
+            PropertyField(m_IndirectDiffuseIntensity, CoreEditorUtils.GetContent("Indirect Diffuse Intensity|Multiplier for the baked diffuse lighting."));
+            PropertyField(m_IndirectSpecularIntensity, CoreEditorUtils.GetContent("Indirect Specular Intensity|Multiplier for the reflected specular light."));
+        }
+    }
+}

com.unity.render-pipelines.high-definition/HDRP/Editor/Lighting/IndirectLightingControlEditor.cs

-using System.Collections;
-using UnityEngine;
-using UnityEditor;
-using UnityEditor.Experimental.Rendering;
-
-namespace UnityEngine.Experimental.Rendering.HDPipeline
-{
-    [CanEditMultipleObjects]
-    [VolumeComponentEditor(typeof(IndirectLightingControl))]
-    public class IndirectLightingControlEditor : VolumeComponentEditor
-    {
-        SerializedDataParameter m_IndirectDiffuseIntensity;
-        SerializedDataParameter m_IndirectSpecularIntensity;
-
-        public override void OnEnable()
-        {
-            var o = new PropertyFetcher<IndirectLightingControl>(serializedObject);
-
-            m_IndirectSpecularIntensity = Unpack(o.Find(x => x.indirectSpecularIntensity));
-            m_IndirectDiffuseIntensity = Unpack(o.Find(x => x.indirectDiffuseIntensity));
-        }
-
-        public override void OnInspectorGUI()
-        {
-            PropertyField(m_IndirectDiffuseIntensity, CoreEditorUtils.GetContent("Indirect Diffuse Intensity|Multiplier for the baked diffuse lighting."));
-            PropertyField(m_IndirectSpecularIntensity, CoreEditorUtils.GetContent("Indirect Specular Intensity|Multiplier for the reflected specular light."));
-        }
-    }
-}